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All results from a given calculation for CH2OOH (CH2OOH radical)

using model chemistry: QCISD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at QCISD/3-21G
 hartrees
Energy at 0K-188.475354
Energy at 298.15K-188.478103
HF Energy-188.127569
Nuclear repulsion energy71.433593
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at QCISD/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3395 3290 5.37      
2 A 3261 3161 8.13      
3 A 3123 3027 6.43      
4 A 1463 1418 4.94      
5 A 1314 1274 58.90      
6 A 1154 1119 12.10      
7 A 1072 1039 18.97      
8 A 855 828 4.15      
9 A 738 716 38.11      
10 A 438 424 5.28      
11 A 155 150 18.38      
12 A 111 108 164.98      

Unscaled Zero Point Vibrational Energy (zpe) 8539.0 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 8276.0 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at QCISD/3-21G
ABC
1.56477 0.35310 0.29385

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.187 0.275 0.114
O2 0.085 -0.611 -0.073
O3 -1.158 0.307 -0.050
H4 1.050 1.300 -0.216
H5 2.129 -0.250 -0.031
H6 -1.722 -0.270 0.544

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6
C11.42722.35101.08561.08772.9910
O21.42721.54532.14652.07601.9395
O32.35101.54532.42673.33331.0021
H41.08562.14652.42671.89763.2754
H51.08772.07603.33331.89763.8934
H62.99101.93951.00213.27543.8934

picture of CH2OOH radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 O3 104.475 O2 C1 H4 116.701
O2 C1 H5 110.552 O2 O3 H6 96.849
H4 C1 H5 121.649
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability